2010 GMC Sierra 1500 Crew Cab Owner's Manual - Page 538

GVWR: Gross Vehicle Weight Rating. See Loading the Vehicle on page 5‑33. GAWR FRT: Gross Axle Weight Rating for the front axle. See Loading the Vehicle on page 5‑33. GAWR RR: Gross Axle Weight Rating for the rear axle. See Loading the Vehicle on page 5‑33. Intended Outboard Sidewall : The side of an asymmetrical tire, that must always face outward when mounted on a vehicle. Kilopascal (kPa): The metric unit for air pressure. Light Truck (LT‐Metric) Tire: A tire used on light duty trucks and some multipurpose passenger vehicles. Load Index: An assigned number ranging from 1 to 279 that corresponds to the load carrying capacity of a tire. Maximum Inflation Pressure : The maximum air pressure to which a cold tire can be inflated. The maximum air pressure is molded onto the sidewall. Maximum Load Rating: The load rating for a tire at the maximum permissible inflation pressure for that tire. Maximum Loaded Vehicle Weight: The sum of curb weight, accessory weight, vehicle capacity weight, and production options weight. Normal Occupant Weight: The number of occupants a vehicle is designed to seat multiplied by 150 lbs (68 kg). See Loading the Vehicle on page 5‑33. Occupant Distribution : Designated seating positions. 6-78